chore: add copyright to assemblyinfo.cs

This should trigger rp

Author: MIchaelMainer

src/Microsoft.Graph/Properties/AssemblyInfo.cs

@@ -1,7 +1,11 @@
-using System.Runtime.CompilerServices;
+// ------------------------------------------------------------------------------
+//  Copyright (c) Microsoft Corporation.  All Rights Reserved.  Licensed under the MIT License.  See License in the project root for license information.
+// ------------------------------------------------------------------------------
+
+using System.Runtime.CompilerServices;
 
 #if DEBUG
 [assembly: InternalsVisibleTo("Microsoft.Graph.DotnetCore.Test")]
 #else
 [assembly: InternalsVisibleTo("Microsoft.Graph.DotnetCore.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9")]
-#endif
+#endif